14-Letter Words Matching __MU__________

There are 19 14-letter words that match __MU__________. 4 are common words, such as CUMULONIMBUSES and IMMUTABILITIES. A rarer one is REMUNERATIVELY. In this set, I is the most frequent open letter (18 words). 13 words contain a doubled letter.

Full list 19

cumulonimbusesimmutabilitiessimultaneitiessimultaneouslycumulativenessimmunogeneticsimmunoglobulinimmunoreactionimmunosuppresstumultuousnessdemultiplexersgemutlichkeitsimmunoblottingimmunochemicalimmunochemistsimmunogenicityimmunoreactiveimmunosorbentsremuneratively

About this list

Words
19 (4 common words)
Common example
cumulonimbuses
Rare example
remuneratively
Doubled letters
13
Ending in S
11
Most frequent letter
I (18)

Questions

How many 14-letter words matching __mu__________ are there?

19. 4 of them are common words.

What is a common example?

CUMULONIMBUSES is among the common words in this set.